﻿/*   
    Copyright (C) 2009 Galaktika Corporation ZAO

    This file is a part of Galaktika.BusinessMonitor
 
    Galaktika.BusinessMonitor is a free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
      
    You should have received a copy of the GNU General Public License
    along with Galaktika.BusinessMonitor.  If not, see <http://www.gnu.org/licenses/>.
  
    If GPL v.3 is not suitable for your products or company,
    Galaktika Corp provides Galaktika.BusinessMonitor under a flexible commercial license
    designed to meet your specific usage and distribution requirements.
    If you have already obtained a commercial license from Galaktika Corp,
    you can use this file under those license terms.
*/

using System;

namespace Galaktika.BI.Extensibility
{
    [AttributeUsage(AttributeTargets.All)]
    public sealed class BrowsableAttribute : Attribute
    {
        // Fields
        private bool browsable = true;
        public static readonly BrowsableAttribute Default = Yes;
        public static readonly BrowsableAttribute No = new BrowsableAttribute(false);
        public static readonly BrowsableAttribute Yes = new BrowsableAttribute(true);

        // Methods
        public BrowsableAttribute(bool browsable)
        {
            this.browsable = browsable;
        }

        public override bool Equals(object obj)
        {
            if (obj == this)
            {
                return true;
            }
            BrowsableAttribute attribute = obj as BrowsableAttribute;
            return ((attribute != null) && (attribute.Browsable == this.browsable));
        }

        public override int GetHashCode()
        {
            return this.browsable.GetHashCode();
        }

        public bool IsDefaultAttribute()
        {
            return this.Equals(Default);
        }

        // Properties
        public bool Browsable
        {
            get
            {
                return this.browsable;
            }
        }
    }
}
